- 2-in-1 Functionality : Easily switch between Transmitter Mode and Receiver Mode. Stream audio wirelessly from non-Bluetooth devices like TVs or CD players to Bluetooth headsets or speakers. Alternatively, receive audio from smartphones, tablets, or computers to wired audio systems. - User-Friendly Operation : A simple switch allows quick mode changes. Connect effortlessly using advanced Bluetooth technology and the included 3.5mm audio cable. - Compact and Portable : At only 44mm (1.73 inches) wide and weighing just 18g (0.63 oz), this device is ultra-portable. It fits seamlessly into backpacks or laptop bags, making it easy to take anywhere. - Versatile Compatibility : Works with a wide range of devices, including computers, laptops, home stereo systems, headsets, smartphones, MP3 players, and CD players. Note that it does not support optical audio output, such as from Samsung smart TVs. Use Scenarios : 1. Home Entertainment : Connect your non-Bluetooth TV to your Bluetooth speakers, allowing you to enjoy movies and shows without the hassle of wires. 2. On-the-Go Listening : Stream music from your smartphone to a wired headphone or speaker while traveling, keeping your audio experience seamless and enjoyable. 3. Office Setup : Use it to connect your computer to a wired audio system, enhancing your conference call or music listening experience without the clutter of cables.